Zervis
From The Stargate Omnipedia
Vyan researcher prior to the Vorlix outbreak on Vyus. His notes would teach Ke'ra much. Zervis spoke of the Stargate, as well as the arrival of a visitor from beyond the stars named Linea. Zervis did not survive the Vorlix, but his notes were crucial to restoring the memories of the Vyans.
KEY EPISODE
Past and Present - Ke'ra explains that she has learned much from Dr. Zervis's notes, including the arrival of an off-worlder named Linea.